/* ============================================
   CKR TECH v5.1 — Hero Visual Removed
   ============================================ */

:root {
    /* Arka Planlar - Zemin saf beyaz, kartlar buz beyazı */
    --bg-primary: #F8F9FA; /* Ana zemin: Saf Beyaz */
    --bg-secondary: #F1F3F6; /* İkincil alanlar: Buz Beyazı */
    --bg-tertiary: #E9ECEF; /* Form içleri veya hafif ayrım gerektiren zeminler */
    --bg-card: #FFFFFF; /* Kartlar: Buz Beyazı (Derinlik hissi için) */
    --bg-elevated: #F4FEFF;

    /* Metinler - Lacivert ve çelik grisi tonları */
    --text-primary: #0E2F76; /* Başlıklar: Derin Lacivert */
    --text-secondary: #3A4B6B; /* Okuma metinleri: Lacivert alt tonlu gri */
    --text-muted: #7A90B2; /* Alt metinler ve açıklamalar */

    /* Vurgu Rengi (Accent) */
    --accent: #0E2F76; /* Kurumsal Derin Lacivert */
    --accent-soft: rgba(169, 192, 224, 0.2); /* Çelik mavisinin şeffaf hali */
    --accent-border: #A9C0E0; /* Yumuşak Çelik Mavisi */
    --accent-hover: #0A2254; /* Lacivertin daha koyu hali */

    /* Sistem Renkleri */
    --success: #198754;
    --warning: #ffc107;
    --error: #dc3545;

    /* Kenarlıklar (Borders) */
    --border: rgba(169, 192, 224, 0.35); /* Çelik mavisinin transparan hali */
    --border-hover: rgba(14, 47, 118, 0.2); 
    --border-active: #A9C0E0;

    /* Yarıçaplar */
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;

    /* Fontlar */
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Geçişler */
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html, body {
    overflow-x: hidden;
    width: 100%;
    position: relative;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; height: auto; }

/* ============================================
   LOADING SCREEN - CORPORATE & MINIMAL
   ============================================ */
.loading-screen {
    position: fixed;
    inset: 0;
    z-index: 99999;
    background: var(--bg-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loading-logo {
    font-family: var(--font-mono);
    font-size: 2rem; /* Daha zarif ve oturaklı bir boyut */
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 2px;
}

.loading-logo-accent {
    color: var(--accent);
}

.loading-bar {
    width: 140px; /* Daha kısa, minimalist bir bar */
    height: 2px;
    background: var(--bg-tertiary);
    border-radius: 2px;
    overflow: hidden;
    position: relative;
}

.loading-bar-fill {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 0%;
    background: var(--accent);
    /* Yumuşak ve kararlı bir dolum animasyonu */
    animation: corporateLoad 1.2s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes corporateLoad {
    0% { width: 0%; }
    100% { width: 100%; }
}

/* ============================================
   COOKIE BANNER
   ============================================ */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 10003;
    background: var(--bg-elevated);
    border-top: 1px solid var(--border);
    padding: 1rem 0;
    transform: translateY(100%);
    transition: transform 0.4s ease;
}

.cookie-banner.visible {
    transform: translateY(0);
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.cookie-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
    flex: 1;
    min-width: 280px;
}

.cookie-link {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.cookie-link:hover {
    color: var(--accent-hover);
}

.cookie-actions {
    display: flex;
    gap: 0.75rem;
    flex-shrink: 0;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
}

/* ============================================
   FILM GRAIN
   ============================================ */
.grain-overlay {
    position: fixed;
    inset: 0;
    z-index: 9998;
    pointer-events: none;
    opacity: 0.035;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 200px 200px;
    animation: grainMove 0.5s steps(4) infinite;
    width: 120vw;
    height: 120vh;
    top: -10%;
    left: -10%;
}

@keyframes grainMove {
    0%, 100% { transform: translate(0, 0); }
    10% { transform: translate(-2%, -2%); }
    20% { transform: translate(2%, 2%); }
    30% { transform: translate(-1%, 1%); }
    40% { transform: translate(1%, -1%); }
    50% { transform: translate(-2%, 2%); }
    60% { transform: translate(2%, -2%); }
    70% { transform: translate(0%, 2%); }
    80% { transform: translate(-2%, 0%); }
    90% { transform: translate(2%, 1%); }
}

/* ============================================
   READING PROGRESS
   ============================================ */
.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--accent-hover));
    z-index: 10001;
    width: 0%;
    transition: width 0.1s linear;
}

/* ============================================
   SECTION NAVIGATOR
   ============================================ */
.section-navigator {
    position: fixed;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 90;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.section-navigator.visible { opacity: 1; }

.section-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--border-hover);
    transition: var(--transition);
    position: relative;
}

.section-dot::before {
    content: attr(aria-label);
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
}

.section-dot:hover::before { opacity: 1; }

.section-dot.active {
    background-color: var(--accent);
    box-shadow: 0 0 8px rgba(0, 212, 255, 0.4);
}

@media (max-width: 1024px) {
    .section-navigator { display: none; }
}

/* ============================================
   COMMAND PALETTE
   ============================================ */
.cmd-palette {
    position: fixed;
    inset: 0;
    z-index: 10002;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 15vh;
}

.cmd-palette[hidden] { display: none; }

.cmd-palette-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.cmd-palette-modal {
    position: relative;
    width: 100%;
    max-width: 560px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-hover);
    border-radius: var(--radius);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
    overflow: hidden;
    animation: cmdSlideIn 0.2s ease-out;
}

@keyframes cmdSlideIn {
    from { opacity: 0; transform: translateY(-10px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.cmd-palette-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    color: var(--text-muted);
}

.cmd-palette-input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.95rem;
}

.cmd-palette-input::placeholder { color: var(--text-muted); }

.cmd-kbd {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    padding: 2px 6px;
    border: 1px solid var(--border-hover);
    border-radius: 4px;
    color: var(--text-muted);
}

.cmd-palette-body {
    max-height: 320px;
    overflow-y: auto;
    padding: 8px;
}

.cmd-group { margin-bottom: 8px; }

.cmd-group-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    padding: 8px 12px 4px;
}

.cmd-item {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    text-align: left;
}

.cmd-item:hover,
.cmd-item.selected {
    background: var(--accent-soft);
    color: var(--accent);
}

.cmd-icon {
    font-size: 0.9rem;
    opacity: 0.6;
    width: 20px;
    text-align: center;
}

.cmd-text { flex: 1; }

.cmd-hint {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ============================================
   CLIENTS / SOCIAL PROOF
   ============================================ */
.clients {
    padding: 4rem 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
}

.clients-eyebrow {
    text-align: center;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    align-items: center;
    justify-items: center;
    opacity: 0.6;
    transition: opacity 0.3s ease;
}

.clients:hover .clients-grid {
    opacity: 1;
}

@media (min-width: 768px) {
    .clients-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1024px) {
    .clients-grid { grid-template-columns: repeat(6, 1fr); }
}

.client-logo {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.1em;
    transition: var(--transition);
    cursor: default;
}

.client-logo:hover {
    color: var(--text-secondary);
}

/* ============================================
   PORTFOLIO
   ============================================ */
.portfolio {
    padding: 7rem 0;
    background-color: var(--bg-secondary);
}

.portfolio-filters {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1.25rem;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn:hover {
    border-color: var(--border-hover);
    color: var(--text-secondary);
}

.filter-btn.active {
    background: var(--accent-soft);
    border-color: var(--accent-border);
    color: var(--accent);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: 320px;
        grid-auto-flow: dense;
    }
    .portfolio-item--large { grid-row: span 2; }
    .portfolio-item--wide { grid-column: span 2; }
}

@media (min-width: 1024px) {
    .portfolio-grid {
        grid-template-columns: 1.2fr 1fr;
    }
    .portfolio-item--wide { grid-column: span 2; }
}

.portfolio-item {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    background: var(--bg-tertiary);
    transition: opacity 0.3s ease;
}

.portfolio-item.hidden { display: none; }

.portfolio-image {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 280px;
    overflow: hidden;
    min-height: 100%
}

.portfolio-item--large .portfolio-image { min-height: 580px; }


.portfolio-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.lqip-blur {
    filter: blur(20px);
    transform: scale(1.05);
}

.portfolio-item:hover .portfolio-img { transform: scale(1.03); }

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.3) 50%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 2rem;
    opacity: 0;
    transition: var(--transition-slow);
}

.portfolio-item:hover .portfolio-overlay { opacity: 1; }

.portfolio-tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.4rem 0.8rem;
    background: rgba(0, 212, 255, 0.15);
    border: 1px solid var(--accent-border);
    border-radius: var(--radius-sm);
    color: #FFFFFF;
    backdrop-filter: blur(8px);
    width: fit-content;
    margin-bottom: 1rem;
}

.portfolio-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #FFFFFF;
}

.portfolio-category {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: rgba(255, 255, 2555, 0.8);
    opacity: 0.9;
    margin-bottom: 1rem;
}

.portfolio-metrics {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.metric {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-sm);
    color: #FFFFFF;
}

.portfolio-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: #FFFFFF;
    margin-top: 1rem;
    text-decoration: none;
    transition: var(--transition);
}
.portfolio-link:hover {
    gap: 0.6rem;
}

/* ============================================
   TEAM
   ============================================ */
.team {
    padding: 7rem 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
}

.team-grid--single {
    max-width: 400px;
    margin: 0 auto;
}

.team-card--featured {
    border-color: var(--accent-border);
    background: linear-gradient(180deg, var(--bg-card) 0%, rgba(0, 212, 255, 0.03) 100%);
}

.team-card--featured:hover {
    border-color: var(--accent);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.1);
}

@media (min-width: 768px) { .team-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .team-grid { grid-template-columns: repeat(4, 1fr); } }

.team-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2.5rem 2rem;
    text-align: center;
    transition: var(--transition-slow);
    position: relative;
    overflow: hidden;
}

.team-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-border), transparent);
    opacity: 0;
    transition: var(--transition);
}

.team-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.team-card:hover::before { opacity: 1; }

.team-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin: 0 auto 1.5rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.team-name {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.team-role {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent);
    margin-bottom: 0.75rem;
}

.team-bio {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.25rem;
}

.team-social {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
}

.team-social a {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    padding: 0.25rem 0.5rem;
    border: 1px solid var(--border);
    border-radius: 4px;
    transition: var(--transition);
}

.team-social a:hover {
    border-color: var(--accent-border);
    color: var(--accent);
    background: var(--accent-soft);
}

/* ============================================
   PRICING
   ============================================ */
.pricing {
    padding: 7rem 0;
    background: var(--bg-secondary);
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    max-width: 960px;
    margin: 0 auto;
}

@media (min-width: 768px) { .pricing-grid { grid-template-columns: repeat(3, 1fr); } }

.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2.5rem;
    position: relative;
    transition: var(--transition-slow);
    display: flex;
    flex-direction: column;
}

.pricing-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.pricing-card--featured {
    border-color: var(--accent-border);
    background: linear-gradient(180deg, var(--bg-card) 0%, rgba(0, 212, 255, 0.03) 100%);
}

.pricing-card--featured:hover {
    border-color: var(--accent);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.1);
}

.pricing-badge {
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.5rem 1rem;
    background: var(--accent);
    color: #000;
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    font-weight: 600;
}

.pricing-header { margin-bottom: 1.5rem; }

.pricing-name {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.pricing-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.pricing-price {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border);
}

.price-amount {
    font-family: var(--font-mono);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.price-period {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-left: 0.25rem;
}

.pricing-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
    margin-bottom: 2rem;
    flex: 1;
}

.pricing-features li {
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.pricing-features li::before {
    content: '✓';
    color: var(--success);
    font-weight: 600;
    flex-shrink: 0;
}

/* ============================================
   INSIGHTS / BLOG
   ============================================ */
.insights {
    padding: 7rem 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
}

.insights-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) { .insights-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .insights-grid { grid-template-columns: repeat(3, 1fr); } }

.insight-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    transition: var(--transition-slow);
    position: relative;
    overflow: hidden;
}

.insight-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-3px);
}

.insight-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.insight-tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 0.25rem 0.75rem;
    background: var(--accent-soft);
    border-radius: var(--radius-sm);
    color: var(--accent);
}

.insight-date {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.insight-title {
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    transition: color 0.2s ease;
}

.insight-card:hover .insight-title { color: var(--accent); }

.insight-excerpt {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.25rem;
}

.insight-link {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent);
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.insight-link:hover {
    color: var(--accent-hover);
    gap: 0.5rem;
}

.insights-footer {
    text-align: center;
    margin-top: 3rem;
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials {
    padding: 7rem 0;
    background: var(--bg-secondary);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) { .testimonials-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .testimonials-grid { grid-template-columns: repeat(3, 1fr); } }

.testimonial-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2.5rem;
    transition: var(--transition-slow);
    position: relative;
    overflow: hidden;
}

.testimonial-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-border), transparent);
    opacity: 0;
    transition: var(--transition);
}

.testimonial-card:hover {
    border-color: var(--accent-border);
    transform: translateY(-3px);
}

.testimonial-card:hover::before { opacity: 1; }

.testimonial-stars {
    color: var(--warning);
    font-size: 0.9rem;
    letter-spacing: 2px;
    margin-bottom: 1.25rem;
}

.testimonial-quote {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-style: normal;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    border-top: 1px solid var(--border);
    padding-top: 1.25rem;
}

.testimonial-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 600;
    color: #fff;
    flex-shrink: 0;
}

.testimonial-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.testimonial-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
}

.testimonial-role {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ============================================
   FAQ
   ============================================ */
.faq {
    padding: 7rem 0;
    background: var(--bg-primary);
}

.faq-list {
    max-width: 720px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover { border-color: var(--border-hover); }
.faq-item[open] { border-color: var(--accent-border); }

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
    list-style: none;
    transition: var(--transition);
}

.faq-question::-webkit-details-marker { display: none; }

.faq-question:hover { color: var(--accent); }

.faq-icon {
    color: var(--text-muted);
    transition: transform 0.3s ease;
    flex-shrink: 0;
    margin-left: 1rem;
}

.faq-item[open] .faq-icon {
    transform: rotate(45deg);
    color: var(--accent);
}

.faq-answer {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-answer > p {
    overflow: hidden;
    padding: 0 1.5rem;
    margin-bottom: 0;
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

.faq-item[open] .faq-answer { grid-template-rows: 1fr; }
.faq-item[open] .faq-answer > p { padding-bottom: 1.25rem; }

/* ============================================
   CONTACT
   ============================================ */
.contact {
    padding: 7rem 0;
    background: var(--bg-secondary);
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
}

@media (min-width: 1024px) {
    .contact-layout {
        grid-template-columns: 1fr 1.25fr;
        gap: 6rem;
    }
}

.contact-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-top: 1rem;
    margin-bottom: 2.5rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.contact-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.contact-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.contact-value {
    font-size: 1rem;
    color: var(--text-primary);
    transition: var(--transition);
}

a.contact-value:hover { color: var(--accent); }

.contact-social {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.social-link {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    padding: 0.5rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.social-link:hover {
    border-color: var(--accent-border);
    color: var(--accent);
    background: var(--accent-soft);
}

/* Contact Form */
.contact-form {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2.5rem;
}

.form-group { margin-bottom: 1.5rem; }

.form-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.form-input {
    width: 100%;
    padding: 0.875rem 1rem;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    transition: var(--transition);
    outline: none;
}

.form-input::placeholder { color: var(--text-muted); }

.form-input:focus {
    border-color: var(--accent-border);
    background-color: rgba(0, 212, 255, 0.02);
}

.form-input:invalid:not(:placeholder-shown) {
    border-color: rgba(239, 68, 68, 0.5);
}

.form-input:valid:not(:placeholder-shown) {
    border-color: rgba(34, 197, 94, 0.3);
}

.form-select {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23a0a0a0' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 14px;
    padding-right: 2.5rem;
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-security-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 1rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    opacity: 0.7;
    text-align: center;
}

.form-security-note svg { flex-shrink: 0; }

/* ============================================
   FOOTER
   ============================================ */
.footer {
    padding: 5rem 0 2rem;
    border-top: 1px solid var(--border);
    background-color: var(--bg-primary);
}

.footer-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

@media (min-width: 768px) {
    .footer-layout { grid-template-columns: 1.5fr 2fr; }
}

.footer-brand { max-width: 300px; }

.footer-copy {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: 0.75rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.footer-social { display: flex; gap: 0.75rem; }

.footer-columns {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

@media (min-width: 768px) {
    .footer-columns { grid-template-columns: repeat(3, 1fr); }
}

.footer-column-title {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-link {
    font-size: 0.875rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.footer-link:hover { color: var(--text-primary); }

.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

.footer-copyright,
.footer-location {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.02em;
}

/* ============================================
   EXISTING COMPONENTS
   ============================================ */

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

@media (min-width: 768px) { .container { padding: 0 32px; } }
@media (min-width: 1024px) { .container { padding: 0 48px; } }

/* Typography */
.section-eyebrow {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 540px;
    margin-top: 1rem;
    line-height: 1.7;
}

.section-header { margin-bottom: 4rem; }

.section-header--center { text-align: center; }
.section-header--center .section-desc {
    margin-left: auto;
    margin-right: auto;
}

.text-accent { color: var(--accent); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.75rem;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    border: none;
    outline: none;
}

.btn-primary {
    background-color: var(--accent);
    color: #FFFFFF;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 212, 255, 0.2);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-hover);
}

.btn-secondary:hover {
    border-color: var(--text-secondary);
    background-color: rgba(255, 255, 255, 0.03);
}

.btn-full { width: 100%; }

/* ============================================
   HEADER — REVAMPED DESKTOP & MOBILE
   ============================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 1.25rem 0;
    transition: var(--transition-slow);
    border-bottom: 1px solid transparent;
}

.site-header--scrolled {
    background-color: rgba(255, 255, 255, 0.95); /* Saf beyaz buzlu cam */
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom-color: var(--border);
    padding: 0.75rem 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: var(--font-mono);
    font-size: 1.45rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 1px;
}

.logo-text { color: var(--text-primary); }
.logo-accent { color: var(--accent); }

/* Desktop Nav */
.main-nav {
    display: none;
    align-items: center;
    gap: 2.5rem;
}

@media (min-width: 1024px) {
    .main-nav {
        display: flex;
    }
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--accent);
    transition: var(--transition);
}

.nav-link:hover { color: var(--text-primary); }
.nav-link:hover::after { width: 100%; }

.nav-link--active {
    color: var(--text-primary);
}

.nav-link--active::after {
    width: 100%;
}

.nav-link--cta {
    padding: 0.5rem 1.25rem;
    border: 1px solid var(--border-hover);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
}

.nav-link--cta::after { display: none; }

.nav-link--cta:hover {
    border-color: var(--accent);
    background-color: var(--accent-soft);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 101;
}

@media (min-width: 1024px) {
    .menu-toggle { display: none; }
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: var(--transition);
    transform-origin: center;
    border-radius: 1px;
}

.menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }



.nav-open .nav-link {
    font-size: 1.25rem;
    font-weight: 500;
    padding: 1.125rem 0;
    border-bottom: 1px solid var(--border);
    width: 100%;
    text-align: left;
    color: var(--text-secondary);
    transition: var(--transition);
}

.nav-open .nav-link:hover {
    color: var(--accent);
    padding-left: 0.75rem;
}

.nav-open .nav-link--active {
    color: var(--text-primary);
}

.nav-open .nav-link--cta {
    margin-top: 1.5rem;
    text-align: center;
    border: 1px solid var(--accent-border);
    border-radius: var(--radius-sm);
    padding: 1rem;
    font-size: 1rem;
    color: var(--accent);
}

.nav-open .nav-link--cta:hover {
    background: var(--accent-soft);
    color: var(--accent);
    padding-left: 0;
}

/* ============================================
   HERO — ANA SAYFA AÇILIŞ EKRANI
   ============================================ */
.hero {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 8rem 0 4rem;
    position: relative;
    border-bottom: 1px solid var(--border);
    overflow: hidden; 
    width: 100%;
   background-color: var(--bg-primary);
    background-image: 
        /* Saf beyaz üzerine gradyan geçişi */
        linear-gradient(180deg, rgba(255, 255, 255, 0.85) 0%, rgba(255, 255, 255, 0.3) 50%, rgba(255, 255, 255, 1) 100%),
        url('assets/hero-bg.jpg');
    background-size: cover; 
    background-position: center center; 
    background-repeat: no-repeat;
    background-attachment: fixed; 
}

@media (max-width: 768px) {
    .hero {
        background-attachment: scroll; 
        background-position: center center;
    }
}

.hero-content {
    max-width: 720px;
}

.hero-eyebrow {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.hero-eyebrow::before {
    content: '';
    display: inline-block;
    width: 32px;
    height: 1px;
    background-color: var(--accent);
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.hero-title-accent {
    color: var(--accent);
}

.hero-desc {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 560px;
    line-height: 1.7;
    margin-bottom: 2.5rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.hero-meta {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 4rem;
    padding-top: 2.5rem;
    border-top: 1px solid var(--border);
    max-width: 600px;
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.meta-number {
    font-family: var(--font-mono);
    font-size: 1.75rem;
    font-weight: 500;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.meta-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    letter-spacing: 0.02em;
}

.hero-scroll {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.scroll-line {
    display: block;
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, var(--accent), transparent);
    opacity: 0.5;
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(1); }
    50% { opacity: 0.6; transform: scaleY(1.1); }
}

/* ============================================
   SERVICES
   ============================================ */
.services {
    padding: 7rem 0;
    background-color: var(--bg-secondary);
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .services-grid { grid-template-columns: repeat(3, 1fr); } }

.service-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2.5rem;
    transition: var(--transition-slow);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-border), transparent);
    opacity: 0;
    transition: var(--transition);
}

.service-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.service-card:hover::before { opacity: 1; }

.service-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background-color: var(--accent-soft);
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.service-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.service-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.service-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.service-list li {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.service-list li::before {
    content: '—';
    color: var(--accent);
    opacity: 0.5;
}

.service-link {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--accent);
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.service-link:hover {
    color: var(--accent-hover);
    gap: 0.5rem;
}

/* ============================================
   VISION
   ============================================ */
.vision {
    padding: 7rem 0;
    border-bottom: 1px solid var(--border);
}

.vision-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
    align-items: center;
}

@media (min-width: 1024px) {
    .vision-layout {
        grid-template-columns: 1fr 1fr;
        gap: 6rem;
    }
}

.vision-text {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.vision-stats {
    display: flex;
    gap: 3rem;
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

.v-stat {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.v-stat-num {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--accent);
}

.v-stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.vision-visual { display: flex; justify-content: center; }

.vision-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    width: 100%;
    max-width: 380px;
    overflow: hidden;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.4);
}

.vision-card-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border);
    background-color: rgba(255, 255, 255, 0.02);
}

.v-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--success);
    box-shadow: 0 0 8px rgba(34, 197, 94, 0.4);
}

.v-status {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

.vision-card-body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
}

.v-line {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.v-label { color: var(--text-muted); }
.v-value { color: var(--text-primary); font-weight: 500; }
.v-value--ok { color: var(--success); }

/* ============================================
   PROCESS
   ============================================ */
.process {
    padding: 7rem 0;
    background-color: var(--bg-secondary);
}

.process-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) { .process-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .process-grid { grid-template-columns: repeat(4, 1fr); } }

.process-step {
    padding: 2rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background-color: var(--bg-card);
    transition: var(--transition);
}

.process-step:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.process-num {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent);
    opacity: 0.6;
    margin-bottom: 1rem;
    display: block;
}

.process-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.process-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   SCROLL REVEAL — IntersectionObserver Optimized
   ============================================ */
.reveal-target {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: opacity, transform;
}

.reveal-target.is-revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger delay for grid children */
.services-grid .reveal-target:nth-child(1) { transition-delay: 0ms; }
.services-grid .reveal-target:nth-child(2) { transition-delay: 80ms; }
.services-grid .reveal-target:nth-child(3) { transition-delay: 160ms; }

.portfolio-grid .reveal-target:nth-child(1) { transition-delay: 0ms; }
.portfolio-grid .reveal-target:nth-child(2) { transition-delay: 80ms; }
.portfolio-grid .reveal-target:nth-child(3) { transition-delay: 160ms; }
.portfolio-grid .reveal-target:nth-child(4) { transition-delay: 240ms; }

.process-grid .reveal-target:nth-child(1) { transition-delay: 0ms; }
.process-grid .reveal-target:nth-child(2) { transition-delay: 80ms; }
.process-grid .reveal-target:nth-child(3) { transition-delay: 160ms; }
.process-grid .reveal-target:nth-child(4) { transition-delay: 240ms; }

.pricing-grid .reveal-target:nth-child(1) { transition-delay: 0ms; }
.pricing-grid .reveal-target:nth-child(2) { transition-delay: 100ms; }
.pricing-grid .reveal-target:nth-child(3) { transition-delay: 200ms; }

.testimonials-grid .reveal-target:nth-child(1) { transition-delay: 0ms; }
.testimonials-grid .reveal-target:nth-child(2) { transition-delay: 80ms; }
.testimonials-grid .reveal-target:nth-child(3) { transition-delay: 160ms; }

.insights-grid .reveal-target:nth-child(1) { transition-delay: 0ms; }
.insights-grid .reveal-target:nth-child(2) { transition-delay: 80ms; }
.insights-grid .reveal-target:nth-child(3) { transition-delay: 160ms; }

.blog-grid .reveal-target:nth-child(1) { transition-delay: 0ms; }
.blog-grid .reveal-target:nth-child(2) { transition-delay: 80ms; }
.blog-grid .reveal-target:nth-child(3) { transition-delay: 160ms; }

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
    .reveal-target {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
}

/* ============================================
   BLOG / INSIGHTS PAGES
   ============================================ */
.page-hero {
    padding: 10rem 0 4rem;
    border-bottom: 1px solid var(--border);
}

.page-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

/* Blog Grid */
.blog-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) { .blog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .blog-grid { grid-template-columns: repeat(3, 1fr); } }

.blog-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition-slow);
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.blog-card-image {
    aspect-ratio: 16/9;
    background: var(--bg-tertiary);
    position: relative;
    overflow: hidden;
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.blog-card:hover .blog-card-image img { transform: scale(1.05); }

.blog-card-body {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: 4rem;
}

.page-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: var(--transition);
    cursor: pointer;
}

.page-link:hover,
.page-link.active {
    border-color: var(--accent-border);
    color: var(--accent);
    background: var(--accent-soft);
}

/* Article / Blog Detail */
.article-layout {
    max-width: 720px;
    margin: 0 auto;
    padding: 10rem 24px 6rem;
}

@media (min-width: 768px) {
    .article-layout { padding: 10rem 32px 6rem; }
}

@media (min-width: 1024px) {
    .article-layout { padding: 10rem 48px 6rem; }
}

.article-header {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border);
}

.article-meta-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.article-author {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.author-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 600;
    color: #fff;
}

.article-title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.article-content {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.article-content h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 2.5rem 0 1rem;
    letter-spacing: -0.01em;
}

.article-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 2rem 0 0.875rem;
}

.article-content p { margin-bottom: 1.5rem; }

.article-content ul,
.article-content ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.article-content li { margin-bottom: 0.5rem; }

.article-content strong { color: var(--text-primary); }

.article-content a {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.article-content blockquote {
    border-left: 2px solid var(--accent);
    padding-left: 1.5rem;
    margin: 2rem 0;
    font-style: italic;
    color: var(--text-primary);
}

.article-content code {
    font-family: var(--font-mono);
    font-size: 0.9em;
    background: var(--bg-tertiary);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    color: var(--accent);
}

.article-content pre {
    background: var(--bg-tertiary);
    padding: 1.5rem;
    border-radius: var(--radius);
    overflow-x: auto;
    margin: 1.5rem 0;
    border: 1px solid var(--border);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.6;
}

.article-content pre code {
    background: transparent;
    padding: 0;
    color: var(--text-secondary);
}

/* Related Posts */
.related-posts {
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 1px solid var(--border);
}

.related-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

/* ============================================
   LEGAL PAGES
   ============================================ */
.legal-content {
    max-width: 720px;
    margin: 0 auto;
    padding: 2rem 24px 6rem;
}

@media (min-width: 768px) { .legal-content { padding: 2rem 32px 6rem; } }
@media (min-width: 1024px) { .legal-content { padding: 2rem 48px 6rem; } }

.legal-content h2 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 2.5rem 0 1rem;
}

.legal-content p {
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.legal-content ul {
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

.legal-content li {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

/* ============================================
   404 ERROR PAGE
   ============================================ */
.error-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
}

.error-code {
    font-family: var(--font-mono);
    font-size: clamp(4rem, 10vw, 8rem);
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 1rem;
    opacity: 0.8;
}

.error-title {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.error-desc {
    color: var(--text-secondary);
    max-width: 400px;
    margin-bottom: 2rem;
    line-height: 1.6;
}

/* ============================================
   UTILITIES & GLOBAL
   ============================================ */
::selection {
    background-color: var(--accent-soft);
    color: var(--text-primary);
}

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: #333; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #444; }

:focus-visible {
    outline: 2px dashed var(--accent);
    outline-offset: 4px;
}

:focus:not(:focus-visible) { outline: none; }
/* ============================================
   MOBİL MENÜ - STABİL YAPI
   ============================================ */
@media (max-width: 1023px) {
    .nav-container {
        position: relative;
    }

    .main-nav {
        position: absolute;
        top: 100%; 
        left: 0;
        right: 0;
        width: 100%;
        background: var(--bg-primary);
        border: 1px solid var(--border);
        border-radius: var(--radius-lg);
        box-shadow: 0 24px 48px rgba(14, 47, 118, 0.15);
        padding: 1rem;
        margin-top: 15px;
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
        z-index: 9999;
        
        /* Başlangıçta Gizli */
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transform: translateY(-15px);
        transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
        
        /* Eski animasyon kalıntılarını zorla iptal et */
        animation: none !important; 
    }

    /* JavaScript ile eklenecek açılma sınıfı */
    .main-nav.nav-open {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transform: translateY(0);
    }

    .main-nav .nav-link {
        display: block;
        width: 100%;
        font-size: 1.05rem;
        font-weight: 500;
        padding: 0.875rem 1.25rem;
        color: var(--text-secondary);
        text-align: left;
        border-radius: var(--radius-sm);
        background: transparent;
        border: none;
        transition: var(--transition);
    }

    .main-nav .nav-link:hover {
        color: var(--text-primary);
        background: var(--bg-tertiary);
        padding-left: 1.5rem;
    }

    .main-nav .nav-link--cta {
        background: var(--accent);
        color: #FFFFFF;
        text-align: center;
        margin-top: 0.5rem;
        font-weight: 600;
    }

    .main-nav .nav-link--cta:hover {
        background: var(--accent-hover);
        color: #FFFFFF;
        padding-left: 0.875rem; /* Hover anında buton metninin kaymasını engeller */
    }
}
/* ============================================
   SİYAH ARKA PLAN HATASI - KESİN ÇÖZÜM
   ============================================ */
.hero {
    background-color: #FFFFFF !important;
    background-image: linear-gradient(180deg, #FFFFFF 0%, #F4FEFF 100%) !important;
}
/* ============================================
   GLOSSARY (TERIMLER SÖZLÜĞÜ)
   ============================================ */
.glossary-content {
    padding: 2rem 0 6rem;
}

.glossary-jumplist {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border);
}
.glossary-jumplist a {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0.3rem 0.7rem;
    text-decoration: none;
    transition: var(--transition);
}
.glossary-jumplist a:hover {
    color: var(--accent);
    border-color: var(--accent-border);
    background: var(--accent-soft);
}

.glossary-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 760px;
}

.glossary-entry {
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
    scroll-margin-top: 100px;
}
.glossary-entry:last-child {
    border-bottom: none;
}
.glossary-entry dt {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}
.glossary-entry dd {
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin: 0;
}
.glossary-entry dd a {
    color: var(--accent);
}
.glossary-entry dd code {
    font-family: var(--font-mono);
    font-size: 0.85em;
    background: var(--accent-soft);
    border: 1px solid var(--accent-border);
    border-radius: 4px;
    padding: 0.1rem 0.4rem;
}

.glossary-cta {
    margin-top: 3rem;
    padding: 2rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg-card);
    text-align: center;
    max-width: 760px;
}
.glossary-cta h2 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 0.5rem;
}
.glossary-cta p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
}